Hubbard excitons are elusive quasiparticles that are predicted to form in strongly correlated insulators. Detecting their internal structure and dynamics clarifies the involvement of spin fluctuations in their binding and recombination processes.
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Baldini, E. Charges tied with magnetic strings. Nat. Phys. 19, 1761–1762 (2023). https://doi.org/10.1038/s41567-023-02187-0
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DOI: https://doi.org/10.1038/s41567-023-02187-0
